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Weather & Climate in Gennadi, Greece
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Gennadi enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 52°F in January while summers reach 79°F in July. The area gets 284 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 28.5 inches (drier than the 38-inch national average). The city sits at an elevation of 108 feet.
Temperature
52°F Jan (11°C)
79°F Jul (26°C)
| Annual Average | 64.8°F |
| 20% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 284 days/yr |
Geography
| Elevation | 108 ft (33 m) |
| Area | 69.1 sq mi (178.9 km²) |
| Population Density | 10/sq mi |
| Coordinates | 36.0236°N, 27.9233°W |
| Timezone | Europe/Athens |
Precipitation & Snow
Air Quality
Earthquake History
3,091 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| Jul 20, 2017 | 11 km ENE of Kos, Greece | M6.6 | 111 km | 7 km |
| Jul 15, 2008 | 35 km SSW of Lárdos, Greece | M6.4 | 26 km | 52 km |
| Jul 20, 1996 | Dodecanese Islands, Greece | M6.2 | 75 km | 33 km |
| Jan 22, 2002 | 49 km NW of Fry, Greece | M6.2 | 121 km | 88 km |
| Jun 10, 2012 | 28 km SW of Ölüdeniz, Turkey | M6.0 | 97 km | 35 km |
| Apr 1, 2011 | 42 km NW of Fry, Greece | M6.0 | 129 km | 60 km |
| Apr 16, 2015 | 26 km SSW of Fry, Greece | M6.0 | 136 km | 20 km |
| May 13, 2025 | 20 km SSE of Fry, Greece | M6.0 | 121 km | 76 km |
| Jan 25, 2023 | 60 km SE of Lárdos, Greece | M5.9 | 62 km | 30 km |
| Jun 19, 2009 | 90 km SSE of Lárdos, Greece | M5.8 | 88 km | 28 km |
| Jun 2, 2025 | 8 km SSW of İçmeler, Turkey | M5.8 | 82 km | 72 km |
| Jun 23, 2001 | 61 km SSE of Lárdos, Greece | M5.7 | 57 km | 50 km |
| Jan 30, 2020 | 63 km SE of Karpathos, Greece | M5.7 | 95 km | 10 km |
| Jul 9, 2012 | 85 km SSW of Kalkan, Turkey | M5.6 | 101 km | 56 km |
| Aug 1, 2021 | 26 km SSW of Mandráki, Greece | M5.6 | 92 km | 10 km |
| Aug 4, 2004 | 15 km NE of Datça, Turkey | M5.6 | 91 km | 10 km |
| Jan 28, 2020 | 69 km ESE of Karpathos, Greece | M5.5 | 90 km | 10 km |
| Jan 10, 2005 | 23 km SE of Güvercinlik, Turkey | M5.5 | 111 km | 16 km |
| Apr 26, 1996 | 8 km SW of Kremastí, Greece | M5.5 | 40 km | 75 km |
| Jun 21, 2021 | 20 km SSW of Mandráki, Greece | M5.5 | 92 km | 9 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
12 tsunamis recorded within 500 km. Highest wave on record: 7.3 m (24 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1948 | DODECANESE, KARPATHOS IS. | Earthquake | 7.3 m | — | 81 km |
| 2002 | DODECANESE ISLANDS | Unknown | 4.0 m | — | 54 km |
| 1481 | ISLAND OF RHODES | Earthquake | 3.0 m | — | 7 km |
| 2017 | GULF OF GÖKOVA | Earthquake | 1.9 m | 2 | 111 km |
| 1851 | ASIA MINOR | Earthquake | 1.8 m | — | 81 km |
| 1968 | ISLAND OF KOS | Eruption + Earthquake | 1.2 m | — | 104 km |
| 1851 | FETIYE, ASIA MINOR | Earthquake | 0.6 m | — | 110 km |
| 1741 | ISLAND OF RHODES | Earthquake | — | — | 55 km |
| 1303 | AEGEAN SEA | Earthquake | — | 4,000 | 141 km |
| 558 | DODECANESE ISLANDS | Earthquake | — | — | 121 km |
| 554 | ISLAND OF KOS | Earthquake | — | — | 103 km |
| 142 | DODECANESE ISLANDS | Earthquake | — | — | 76 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Nisyros (93 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Nisyros | Stratovolcano | 698 m (2,290 ft) | 1888 | 93 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 6.0 in | Coldest, Wettest |
| February | 52°F (11°C) | 4.8 in | |
| March | 55°F (13°C) | 3.2 in | |
| April | 60°F (16°C) | 1.5 in | |
| May | 67°F (20°C) | 0.8 in | |
| June | 75°F (24°C) | 0.2 in | |
| July | 79°F (26°C) | 0.0 in | Driest |
| August | 79°F (26°C) | 0.1 in | Warmest |
| September | 75°F (24°C) | 0.3 in | |
| October | 68°F (20°C) | 2.5 in | |
| November | 60°F (16°C) | 3.7 in | |
| December | 55°F (13°C) | 5.5 in |
Gennadi has a seasonal temperature swing of 27°F / from 52°F in January to 79°F in August. Total annual precipitation is 28.5 inches, with January being the wettest month (6.0") and July the driest (0.0").